flocore-p2p/test/messages/builder.js
2015-03-17 16:01:52 -04:00

115 lines
3.6 KiB
JavaScript

'use strict';
var should = require('chai').should();
var P2P = require('../../');
var builder = P2P.Messages.builder;
var commandData = require('../data/messages.json');
var Data = require('../data/messages');//todo merge with commandData
var bitcore = require('bitcore');
function getPayloadBuffer(messageBuffer) {
return new Buffer(messageBuffer.slice(48), 'hex');
}
describe('Messages Builder', function() {
describe('@constructor', function() {
it('should return commands based on default', function() {
// instantiate
var b = builder();
should.exist(b);
});
it('should return commands with customizations', function() {
// instantiate
var b = builder({
magicNumber: 0xd9b4bef9,
Block: bitcore.Block,
Transaction: bitcore.Transaction
});
should.exist(b);
});
});
describe('Commands', function() {
var b = builder();
describe('#fromBuffer/#toBuffer round trip for all commands', function() {
Object.keys(b.commands).forEach(function(command) {
it(command, function(done) {
var payloadBuffer = getPayloadBuffer(commandData[command].message);
should.exist(b.commands[command]);
var message = b.commands[command].fromBuffer(payloadBuffer);
var outputBuffer = message.getPayload();
outputBuffer.toString('hex').should.equal(payloadBuffer.toString('hex'));
outputBuffer.should.deep.equal(payloadBuffer);
var expectedBuffer = new Buffer(commandData[command].message, 'hex');
message.toBuffer().should.deep.equal(expectedBuffer);
done();
});
});
});
describe('version', function() {
it('#fromBuffer works w/o fRelay arg', function() {
var payloadBuffer = getPayloadBuffer(Data.version.messagenofrelay);
var message = b.commands.version.fromBuffer(payloadBuffer);
message.relay.should.equal(true);
});
it('#relay setting works', function() {
[true,false].forEach(function(relay) {
var message = new b.commands.version({relay: relay});
message.relay.should.equal(relay);
var messageBuf = message.getPayload();
var newMessage = b.commands.version.fromBuffer(messageBuf);
newMessage.relay.should.equal(relay);
});
});
});
describe('Inventory helpers for: ' + b.inventoryCommands.join(', '), function() {
var constructors = b.inventoryCommands;
var fakeHash = 'e2dfb8afe1575bfacae1a0b4afc49af7ddda69285857267bae0e22be15f74a3a';
describe('#forTransaction', function() {
constructors.forEach(function(name) {
it(name, function() {
should.exist(b.commands[name].forTransaction);
var message = b.commands[name].forTransaction(fakeHash);
should.exist(message);
message.should.be.instanceof(b.commands[name]);
});
});
});
describe('#forBlock', function() {
constructors.forEach(function(name) {
it(name, function() {
var message = b.commands[name].forBlock(fakeHash);
should.exist(message);
message.should.be.instanceof(b.commands[name]);
});
});
});
describe('#forFilteredBlock', function() {
constructors.forEach(function(name) {
it(name, function() {
var message = b.commands[name].forFilteredBlock(fakeHash);
should.exist(message);
message.should.be.instanceof(b.commands[name]);
});
});
});
});
});
});